Everything search syntax

Operators:
    space    AND
    |    OR
    !    NOT
    < >    Grouping
    " "    Search for an exact phrase.

Wildcards:
    *    Matches zero or more characters.
    ?    Matches one character.
    *.*    Same as *

Macros:
    quot:    Literal double quote (")
    apos:    Literal apostrophe (')
    amp:    Literal ampersand (&)
    lt:    Literal less than (<)
    gt:    Literal greater than (>)
    #x:    Literal unicode character x code.

Modifiers:
    ascii:    Enable fast ASCII case comparisons.
    case:    Match case.
    diacritics:    Match diacritical marks.
    file:    Match files only.
    folder:    Match folders only.
    noascii:    Disable fast ASCII case comparisons.
    nocase:    Do not match case.
    nodiacritics:    Do not match diacritical marks.
    nofileonly:    Do not allow files only.
    nofolderonly:    Do not allow folders only.
    nopath:    Do not match path.
    noregex:    Disable regex.
    nowfn:    Do not match the whole filename.
    nowholefilename:    Do not match the whole filename.
    nowholeword:    Do not match whole words only.
    nowildcards:    Disable wildcards.
    noww:    Do not match whole words only.
    path:    Match path and file name.
    regex:    Enable regex.
    utf8:    Disable fast ASCII case comparisons.
    wfn:    Match the whole filename.
    wholefilename:    Match the whole filename.
    wholeword:    Match whole words only.
    wildcards:    Enable wildcards.
    ww:    Match whole words only.

Functions:
    attrib:<attributes>    Search for files and folders with the specified file attributes.
    attributes:<attributes>    Search for files and folders with the specified file attributes.
    child:<filename>    Search for folders that contain a child with a matching filename.
    dateaccessed:<date>    Search for files and folders with the specified date accessed.
    datecreated:<date>    Search for files and folders with the specified date created.
    datemodified:<date>    Search for files and folders with the specified date modified.
    daterun:<date>    Search for files and folders with the specified date run.
    da:<date>    Search for files and folders with the specified date accessed.
    dc:<date>    Search for files and folders with the specified date created.
    dm:<date>    Search for files and folders with the specified date modified.
    dr:<date>    Search for files and folders with the specified date run.
    dupe:    Search for duplicated filenames.
    empty:    Search for empty folders.
    ext:<list>    Search for files with a matching extension in the specified semi-colon delimited extension list.
    fsi:<index>    Search for files and folders in the specified zero based internal file system index.
    len:<length>    Search for files and folders that match the specified filename length.
    parents:<count>    Search for files and folders with the specified number of parent folders.
    rc:<date>    Search for files and folders with the specified recently changed date.
    recentchange:<date>    Search for files and folders with the specified recently changed date.
    root:    Search for files and folders with no parent folders.
    runcount:<count>    Search for files and folders with the specified run count.
    size:<size>    Search for files with the specified size in bytes.
    type:<type>    Search for files and folders with the specified type.

Function Syntax:
    function:value    Equal to value.
    function:<=value    Less than or equal to value.
    function:<value    Less than value.
    function:=value    Equal to value.
    function:>value    Greater than value.
    function:>=value    Greater than or equal to value.
    function:start..end    Is in the range of values from start to end.
    function:start-end    Is in the range of values from start to end.

Size Syntax:
    size[kb|mb|gb]

Size Constants:
    empty
    tiny     KB < size <=  KB
    small     KB < size <=  KB
    medium     KB < size <=  MB
    large     MB < size <=  MB
    huge     MB < size <=  MB
    gigantic    size >  MB
    unknown

Date Syntax:
    year
    month/year or year/month depending on locale settings
    day/month/year, month/day/year or year/month/day depending on locale settings

Date Constants:
    today
    yesterday
    tomorrow
    <last|past|prev|current|this|coming|next><year|month|week>
    <last|past|prev|coming|next><x><years|months|weeks|hours|minutes|mins|seconds|secs>
    january|february|march|april|may|june|july|august|september|october|november|december
    jan|feb|mar|apr|may|jun|jul|aug|sep|oct|nov|dec
    sunday|monday|tuesday|wednesday|thursday|friday|saturday
    sun|mon|tue|wed|thu|fri|sat
    unknown

Attribute Constants:
    A    Archive
    C    Compressed
    D    Directory
    E    Encrypted
    H    Hidden
    I    Not content indexed
    L    Reparse point
    N    Normal
    O    Offline
    P    Sparse file
    R    Read only
    S    System
    T    Temporary
    V    Device